package com.xj.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.xj.reggie.common.R;
import com.xj.reggie.entity.Category;
import com.xj.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * @Author XJ
 * @Date 2022/10/18 16:30
 * @PackageName:com.xj.reggie.controller
 * @ClassName: CategoryController
 * @Description: TODO
 * @Version 1.0
 */
@RestController
@RequestMapping("/category")
@Slf4j
public class CategoryController {

	@Autowired
	private CategoryService categoryService;

	/**
	 * 新增分类
	 * @param category
	 * @return
	 */
	@PostMapping
	public R<String> save(@RequestBody Category category){
		log.info("category:{}",category);
		categoryService.save(category);
		return R.success("新增分类成功");
	}

	/**
	 * 分页查询
	 * @param page
	 * @param pageSize
	 * @return
	 */
	@GetMapping("/page")
	public R<Page> page(int page,int pageSize){
		//分页构造器
		Page<Category> pageInfo = new Page<>(page,pageSize);
		//条件构造器
		LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
		//添加排序条件,根据sort进行排序
		queryWrapper.orderByAsc(Category::getSort);

		//调用Service进行分页查询
		categoryService.page(pageInfo,queryWrapper);
		return R.success(pageInfo);
	}

	/**
	 * 根据id来删除分类
	 * @param ids
	 * @return
	 */
	@DeleteMapping
	public R<String> delete(Long ids){
		log.info("删除分类，id为{}",ids);

		//categoryService.removeById(ids);
		categoryService.remove(ids);
		return R.success("分类信息删除成功");
	}

	/**
	 * 根据id修改分类信息
	 * @param category
	 * @return
	 */
	@PutMapping
	public R<String> update(@RequestBody Category category){
		log.info("修改分类信息：{}",category);
		categoryService.updateById(category);
		return R.success("修改分类信息成功！");
	}

	/**
	 * 根据条件查询分类数据
	 * @param category
	 * @return
	 */
	@GetMapping("list")
	public R<List<Category>> list(Category category){
		//条件构造器
		LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
		//添加条件
		queryWrapper.eq(category.getType() != null,Category::getType,category.getType());
		//添加排序条件
		queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

		List<Category> list=categoryService.list(queryWrapper);
		return R.success(list);
	}
}
